PROBLEM TO BE SOLVED: To provide an egg yolk substitute composition, rich and flavorous, inexpensive compared with the egg yolk and able to be stably supplied, and foodstuff using it.SOLUTION: The foodstuff is the egg yolk substitute composition in which protein content in dried food is 25 wt.% or more, the lipid content (defined as the content of chloroform/methanol mixed solvent extract) is 100 wt.% or more to the protein content, and the soybean emulsification composition, with an LCI value of 55% or more, is contained. Further, the foodstuff are seasoning, confectionery, sauce types, and homemade dishes, and the like, using the egg yolk substitute composition.
